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package org.netbeans.modules.javafx.debugger.variablesfiltering;

import org.netbeans.api.debugger.jpda.Field;
import org.netbeans.api.debugger.jpda.LocalVariable;
import org.netbeans.spi.debugger.DebuggerServiceRegistration;
import org.netbeans.spi.viewmodel.ModelListener;
import org.netbeans.spi.viewmodel.TableModel;
import org.netbeans.spi.viewmodel.TableModelFilter;
import org.netbeans.spi.viewmodel.UnknownTypeException;
import org.netbeans.spi.debugger.ui.Constants;

/**
 *
 * @author Michal Skvor
 */
@DebuggerServiceRegistration( path="netbeans-JPDASession/FX/LocalsView",types={org.netbeans.spi.viewmodel.TableModelFilter.class} )
public class JavaFXVariablesTableModelFilter implements TableModelFilter {

    public JavaFXVariablesTableModelFilter() { }

    /**
     * Returns filterred value to be displayed in column <code>columnID</code>
     * and row <code>node</code>. Column ID is defined in by
     * {@link ColumnModel#getID}, and rows are defined by values returned from
     * {@TreeModel#getChildren}. You should not throw UnknownTypeException
     * directly from this method!
     *
     * @param   original the original table model
     * @param   node a object returned from {@TreeModel#getChildren} for this row
     * @param   columnID a id of column defined by {@link ColumnModel#getID}
     * @throws  ComputingException if the value is not known yet and will
     *          be computed later
     * @throws  UnknownTypeException this exception can be thrown from
     *          <code>original.getValueAt (...)</code> method call only!
     *
     * @return value of variable representing given position in tree table.
     */
    public Object getValueAt( TableModel original, Object node, String columnID ) throws UnknownTypeException {
        Object colValue = "";
        
        colValue = original.getValueAt( node, columnID );
        // Type
        if( Constants.LOCALS_TYPE_COLUMN_ID.equals( columnID )) {
            if( node instanceof Field ) {
                if( "int".equals( colValue )) {
                    return "Integer";
                } else if( "float".equals( colValue )) {
                    return "Number";
                } else if( "String".equals( colValue )) {
                    return "String";
                } else if( "com.sun.javafx.runtime.sequence.Sequence".equals( colValue )) {
                    return "Sequence[]";
                }
                String type = ((Field)node).getDeclaredType();
                return type.replace( '$', '.' );
//            } else if( node instanceof LocalVariable ) {
//                LocalVariable variable = (LocalVariable)node;
//                return variable.getType().replace( '$', '.' );
            }
        }

        return colValue;
    }

    /**
     * Filters original isReadOnly value from given table model. You should
     * not throw UnknownTypeException
     * directly from this method!
     *
     * @param  original the original table model
     * @param  node a object returned from {@TreeModel#getChildren} for this row
     * @param  columnID a id of column defined by {@link ColumnModel#getID}
     * @throws  UnknownTypeException this exception can be thrown from
     *          <code>original.isReadOnly (...)</code> method call only!
     *
     * @return true if variable on given position is read only
     */
    public boolean isReadOnly( TableModel original, Object node, String columnID ) throws UnknownTypeException {
        //boolean ro = original.isReadOnly(node, columnID);
        //return ro;
        return true;
    }

    /**
     * Changes a value displayed in column <code>columnID</code>
     * and row <code>node</code>. Column ID is defined in by
     * {@link ColumnModel#getID}, and rows are defined by values returned from
     * {@TreeModel#getChildren}. You should not throw UnknownTypeException
     * directly from this method!
     *
     * @param  original the original table model
     * @param  node a object returned from {@TreeModel#getChildren} for this row
     * @param  columnID a id of column defined by {@link ColumnModel#getID}
     * @param  value a new value of variable on given position
     * @throws  UnknownTypeException this exception can be thrown from
     *          <code>original.setValueAt (...)</code> method call only!
     */
    public void setValueAt( TableModel original, Object node, String columnID, Object value ) throws UnknownTypeException {
        // TODO: Enable set value for variable 
//        original.setValueAt( node, columnID, value );
    }

    public void addModelListener(ModelListener l) {
    }

    public void removeModelListener(ModelListener l) {
    }

}
